plural of collision detection

Having failed to be detected; not detected

A person employed by a privately owned establishment, such as a hotel or large retail store, with the job of preventing wrongdoing and apprehending violators of laws or other regulations.

plural of private detective

A specialized form of police dog; trained to use its sense of smell to detect and locate evidence of illicit substances, from illegal drugs to explosives materials, which may be carried on a person in their effects.

(Canada, US, derogatory) A forestry official charged with measuring waste in logging operations.

(idiomatic) investigative research

(informal) The use of polygraphs during interrogation in an attempt to verify the truth or falsity of a subject's responses / (broadly) The use of any technique intended to detect deception.

Alternative spelling of house detective

plural of detection dog